Rivacase 4000mah Micro USB Power Bank, Slim, Compact, Light, Unslippery, Beige Color Fine and lightweight external battery for wide range of cell phones, tablets, fitness trackers and other devices when you are away from wall sockets; it charges: iPhone 6s  1.6 times, LG Nexus 5  1.2 times, Samsung Galaxy S7  90%, iPad Mini 4  50%, iPad Air  30%, Samsung Tab A  40%; Lightning cable is needed for Apple devices Flat shape with rounded edges convenient for usage with phone in one hand; non-slippery and fingerprint-proof matt finishing Integrated charging cable that doesnt take extra space, no buttons to start charging - it starts when plugged in and stops when your device is fully charged Four LED indicators showing remaining battery life, easy checking for remaining power (just tap on the case), full recharging time - 4 hours at wall socket, comes 80% pre-charged Long lasting battery cells allowing up to 500 charge/discharge cycles; reliable protection against over -charging, -discharging, -voltage, and current short circuit